/* ======== 0. GLOBAL STYLES ======== */

/* --- Переменные --- */
:root {
    --primary-color: #005792;
    --secondary-color: #00D1B2;
    --bg-color: #F8F9FA;
    --text-color: #333333;
    --text-secondary: #666666;
    --white: #FFFFFF;
    --header-height: 70px;
}

/* --- Сброс стилей и база --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Roboto', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    background-color: var(--bg-color);
    color: var(--text-color);
    overflow-x: hidden;
}

/* --- Утилиты --- */
.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1.3;
    margin-bottom: 1rem;
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: color 0.3s ease;
}

a:hover {
    color: var(--secondary-color);
}

ul {
    list-style-type: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.logo {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

/* ======== 1. HEADER ======== */
.header {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    padding: 0 20px;
    height: var(--header-height);
    position: sticky;
    top: 0;
    z-index: 1000;
    width: 100%;
}

.header__container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.burger {
    display: block;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--primary-color);
    z-index: 1001;
}

.nav {
    position: fixed;
    top: 0;
    left: -100%; /* Начинает за экраном */
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background-color: var(--white);
    box-shadow: 5px 0 15px rgba(0, 0, 0, 0.1);
    transition: left 0.4s ease-out;
    z-index: 1000;
    padding-top: calc(var(--header-height) + 2rem);
}

.nav.nav--open {
    left: 0; /* Показывается */
}

.nav__list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    padding: 0 2rem;
}

.nav__link {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 1.1rem;
    text-transform: uppercase;
}

.nav__link--cta {
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 0.75rem 1.25rem;
    border-radius: 5px;
    transition: all 0.3s ease;
}

.nav__link--cta:hover {
    background-color: #00B19A; /* Чуть темнее */
    color: var(--white);
}

/* --- Адаптация хедера (Desktop) --- */
@media (min-width: 992px) {
    .burger {
        display: none;
    }

    .nav {
        position: static;
        width: auto;
        max-width: none;
        height: auto;
        background-color: transparent;
        box-shadow: none;
        transition: none;
        padding-top: 0;
    }

    .nav__list {
        flex-direction: row;
        align-items: center;
        gap: 2rem;
        padding: 0;
    }

    .nav__link {
        font-size: 0.9rem;
    }

    .nav__link--cta {
        padding: 0.5rem 1rem;
    }
}

/* ======== 2. FOOTER ======== */
.footer {
    background-color: var(--primary-color);
    color: #E0E0E0;
    padding: 4rem 0 1.5rem;
    margin-top: 4rem; /* Отступ от контента */
}

.footer__container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
}

.footer__logo {
    color: var(--white);
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    display: inline-block;
}

.footer__tagline {
    font-size: 0.9rem;
    color: #B0B0B0;
    line-height: 1.5;
    max-width: 300px;
}

.footer__title {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 1.5rem;
}

.footer__list {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.footer__link {
    color: #E0E0E0;
    transition: color 0.3s ease, padding-left 0.3s ease;
}

.footer__link:hover {
    color: var(--secondary-color);
    padding-left: 5px; /* Небольшой hover-эффект */
}

.footer__list--contact li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.footer__list--contact .lucide {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    color: var(--secondary-color);
    margin-top: 3px;
}

.footer__list--contact span {
    flex: 1;
}

.footer__bottom {
    text-align: center;
    margin-top: 3rem;
    padding-top: 1.5rem;
    border-top: 1px solid #3A7CA5; /* Разделитель */
}

.footer__bottom p {
    font-size: 0.85rem;
    color: #B0B0B0;
}

/* --- Адаптация футера (Tablet & Desktop) --- */
@media (min-width: 576px) {
    .footer__container {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
}

@media (min-width: 992px) {
    .footer__container {
        grid-template-columns: 2fr 1fr 1fr 2fr;
        gap: 2.5rem;
    }
}

/* ======== 0. GLOBAL STYLES (Дополнение) ======== */

/* --- Общие стили для кнопок --- */
.btn {
    display: inline-block;
    font-family: 'Montserrat', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    padding: 0.8rem 1.8rem;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
    transition: all 0.3s ease;
}

.btn--primary {
    background-color: var(--secondary-color);
    color: var(--white);
    border: 2px solid var(--secondary-color);
}

.btn--primary:hover {
    background-color: #00B19A; /* Чуть темнее */
    border-color: #00B19A;
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 209, 178, 0.3);
}

.btn--secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn--secondary:hover {
    background-color: var(--primary-color);
    color: var(--white);
    transform: translateY(-3px);
}

/* ======== 3.1 HERO SECTION ======== */
.hero {
    padding: 3rem 0;
    background-color: var(--white); /* Отличается от фона body для выделения */
    overflow: hidden; /* Важно для анимаций */
}

.hero__container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    text-align: center;
}

.hero__eyebrow {
    display: inline-block;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--secondary-color);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 1rem;
}

.hero__title {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.hero__title--highlight {
    color: var(--secondary-color);
}

.hero__description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 2rem;
}

.hero__cta-group {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
}

.hero__image-wrapper {
    width: 100%;
    max-width: 450px;
}

.hero__image {
    width: 100%;
    border-radius: 10px;
}

/* --- Адаптация Hero (Tablet) --- */
@media (min-width: 576px) {
    .hero__cta-group {
        flex-direction: row;
        justify-content: center;
        gap: 1.5rem;
    }

    .hero__title {
        font-size: 2.5rem;
    }
}

/* --- Адаптация Hero (Desktop) --- */
@media (min-width: 992px) {
    .hero {
        padding: 5rem 0;
        margin-top: 1rem;
    }
    
    .hero__container {
        flex-direction: row;
        justify-content: space-between;
        gap: 3rem;
        text-align: left;
    }

    .hero__content {
        flex: 1 1 55%;
    }

    .hero__image-wrapper {
        flex: 1 1 40%;
        max-width: 500px;
    }

    .hero__description {
        margin: 0 0 2.5rem;
    }

    .hero__cta-group {
        justify-content: flex-start;
    }
}

/* ======== 0. GLOBAL STYLES (Дополнение) ======== */

/* --- Общие стили для заголовков секций --- */
.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header__title {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.section-header__subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 650px;
    margin: 0 auto;
}

.highlight {
    color: var(--secondary-color);
    font-weight: 600;
}

/* --- Адаптация заголовков (Desktop) --- */
@media (min-width: 992px) {
    .section-header__title {
        font-size: 2.5rem;
    }
}


/* ======== 3.2 SERVICES SECTION ======== */
.services {
    padding: 4rem 0;
    /* Фон остается по умолчанию --bg-color */
}

.services__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.service-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 25px rgba(0, 87, 146, 0.1); /* Тень --primary-color */
}

.service-card__icon-wrapper {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: var(--secondary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.service-card__icon-wrapper .lucide {
    color: var(--white);
    width: 28px;
    height: 28px;
}

.service-card__title {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

.service-card__description {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* --- Адаптация Секции Услуг (Tablet) --- */
@media (min-width: 576px) {
    .services__grid {
        /* Уже можно 2 колонки, но для 3-х карточек лучше оставить 1 */
        max-width: 400px; /* Центрируем карточки, если они в 1 колонку */
        margin: 0 auto;
    }
}

/* --- Адаптация Секции Услуг (Desktop) --- */
@media (min-width: 992px) {
    .services {
        padding: 5rem 0;
    }

    .services__grid {
        grid-template-columns: repeat(3, 1fr);
        max-width: none;
        gap: 2rem;
    }

    .service-card {
        padding: 2.5rem;
    }
}

/* ======== 3.3 ABOUT SECTION ======== */
.about {
    padding: 4rem 0;
    background-color: var(--white); /* Белый фон для контраста */
}

.about__container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
    align-items: center;
}

.about__image-wrapper {
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
}

.about__image {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 87, 146, 0.15); /* Тень --primary-color */
}

.about__title {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

.about__philosophy {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.about__list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2.5rem;
}

.about__list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.about__list .lucide {
    color: var(--secondary-color);
    width: 22px;
    height: 22px;
    flex-shrink: 0;
    margin-top: 2px;
}

.about__list span {
    font-size: 1rem;
    font-weight: 500;
}

.about__cta {
    /* Стили кнопки .btn--secondary уже есть */
}


/* --- Адаптация Секции "Обо мне" (Desktop) --- */
@media (min-width: 992px) {
    .about {
        padding: 6rem 0;
    }

    .about__container {
        grid-template-columns: 1fr 1.2fr; /* 1.2fr для текста, т.к. его больше */
        gap: 4rem;
    }

    .about__image-wrapper {
        max-width: none;
    }

    .about__title {
        font-size: 2.3rem;
    }

    .about__philosophy {
        font-size: 1.1rem;
    }
}

/* ======== 3.4 BLOG SECTION ======== */
.blog {
    padding: 4rem 0;
    /* Фон --bg-color */
}

.blog__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.blog-card {
    background-color: var(--white);
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.blog-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 25px rgba(0, 87, 146, 0.1); /* Тень --primary-color */
}

.blog-card__image-wrapper {
    position: relative;
    height: 200px;
}

.blog-card__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.blog-card__category {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background-color: var(--secondary-color);
    color: var(--white);
    font-family: 'Montserrat', sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    text-transform: uppercase;
}

.blog-card__content {
    padding: 1.5rem;
}

.blog-card__title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.75rem;
    /* Ограничение в 2 строки */
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    min-height: 2.5em; /* 1.25em * 2 строки */
}

.blog-card__excerpt {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    /* Ограничение в 3 строки */
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}

.blog-card__link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--primary-color);
}

.blog-card__link .lucide {
    width: 18px;
    height: 18px;
    transition: transform 0.3s ease;
}

.blog-card__link:hover .lucide {
    transform: translateX(5px);
}

/* --- Адаптация Секции "Блог" (Tablet) --- */
@media (min-width: 576px) {
    .blog__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* На планшете 3-я карточка будет одна в ряду,
       чтобы не делать ее слишком широкой, ограничим сетку */
    .blog__grid {
        max-width: 900px;
        margin: 0 auto;
    }
}

/* --- Адаптация Секции "Блог" (Desktop) --- */
@media (min-width: 992px) {
    .blog {
        padding: 5rem 0;
    }

    .blog__grid {
        grid-template-columns: repeat(3, 1fr);
        max-width: none;
        gap: 2rem;
    }
}

/* ======== 3.5 CASES SECTION ======== */
.cases {
    padding: 4rem 0;
    background-color: var(--white); /* Белый фон */
}

.case-study {
    background-color: var(--bg-color); /* Светлый фон для самой карточки */
    border-radius: 10px;
    padding: 2rem;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.03);
}

.case-study__comparison {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.case-study__panel-title {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.case-study__panel--before .case-study__panel-title {
    color: #F44336; /* Красный */
}
.case-study__panel--after .case-study__panel-title {
    color: #4CAF50; /* Зеленый */
}

.case-study__list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.case-study__list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1rem;
    font-weight: 500;
}

.case-study__list .lucide {
    width: 22px;
    height: 22px;
    flex-shrink: 0;
}

.case-study__panel--before .lucide { color: #F44336; }
.case-study__panel--after .lucide { color: #4CAF50; }


.case-study__testimonial {
    border-top: 2px solid var(--secondary-color);
    padding-top: 2rem;
}

.case-study__quote {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.2rem;
    font-style: italic;
    font-weight: 500;
    color: var(--primary-color);
    line-height: 1.7;
    margin-bottom: 1rem;
    position: relative;
    padding-left: 2rem;
}

.case-study__quote::before {
    content: '“';
    font-size: 3rem;
    font-weight: 700;
    color: var(--secondary-color);
    position: absolute;
    left: 0;
    top: -0.5rem;
}

.case-study__author {
    font-weight: 600;
    color: var(--text-color);
    text-align: right;
}

.cases__cta {
    text-align: center;
    margin-top: 3rem;
}

/* --- Адаптация Секции "Кейсы" (Desktop) --- */
@media (min-width: 992px) {
    .cases {
        padding: 5rem 0;
    }

    .case-study {
        padding: 3rem;
    }

    .case-study__comparison {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
        margin-bottom: 3rem;
    }

    .case-study__quote {
        font-size: 1.3rem;
        padding-left: 2.5rem;
    }

    .case-study__quote::before {
        font-size: 4rem;
        left: -0.5rem;
    }
}

/* ======== 4. CONTACT SECTION ======== */
.contact {
    padding: 4rem 0;
    /* Фон --bg-color */
}

.contact__form-wrapper {
    max-width: 700px;
    margin: 0 auto;
    background-color: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.07);
}

.contact-form__group {
    margin-bottom: 1.5rem;
}

.contact-form__label {
    display: block;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.contact-form__input {
    width: 100%;
    padding: 0.8rem 1rem;
    font-size: 1rem;
    font-family: 'Roboto', sans-serif;
    border: 1px solid #D0D0D0;
    border-radius: 5px;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.contact-form__input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 5px rgba(0, 87, 146, 0.3);
}

/* --- Стили Капчи --- */
.contact-form__group--captcha {
    margin-bottom: 2rem;
}

.contact-form__captcha-inner {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.contact-form__captcha-question {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-color);
}

.contact-form__captcha-inner .contact-form__input {
    width: 100px; /* Ограничиваем ширину поля для ответа */
}

/* --- Стили Чекбокса --- */
.contact-form__group--checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.contact-form__checkbox {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    margin-top: 3px;
    cursor: pointer;
}

.contact-form__checkbox-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.contact-form__checkbox-label a {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: underline;
}

.contact-form__checkbox-label a:hover {
    color: var(--secondary-color);
}

/* --- Стили Кнопки --- */
.contact-form__submit {
    width: 100%;
    font-size: 1.1rem;
    padding: 1rem;
}

/* --- Стили Сообщений --- */
.contact-form__message {
    padding: 1rem;
    border-radius: 5px;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    display: none; /* Скрыто по умолчанию */
}

.contact-form__message--success {
    display: block;
    background-color: #E6F7F3; /* Светло-бирюзовый */
    color: #00B19A; /* --secondary-color темнее */
    border: 1px solid #00D1B2;
}

.contact-form__message--error {
    display: block;
    background-color: #FFF0F0; /* Светло-красный */
    color: #D32F2F;
    border: 1px solid #F44336;
}


/* --- Адаптация Формы (Tablet) --- */
@media (min-width: 576px) {
    .contact__form-wrapper {
        padding: 2.5rem;
    }
}

/* ======== 5.1 COOKIE POPUP ======== */
.cookie-popup {
    position: fixed;
    bottom: -100%; /* Сховано на старті */
    left: 0;
    width: 100%;
    background-color: var(--white);
    box-shadow: 0 -5px 20px rgba(0, 0, 0, 0.1);
    padding: 1.5rem 1rem;
    z-index: 2000;
    transition: bottom 0.5s ease-out;
}

.cookie-popup.cookie-popup--show {
    bottom: 0; /* Показати */
}

.cookie-popup__content {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.cookie-popup__text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.cookie-popup__link {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: underline;
}

.cookie-popup__link:hover {
    color: var(--secondary-color);
}

.cookie-popup__btn {
    padding: 0.6rem 1.5rem;
    flex-shrink: 0;
}

/* --- Адаптація Cookie Pop-up (Desktop) --- */
@media (min-width: 768px) {
    .cookie-popup {
        padding: 1.5rem 2rem;
    }
    
    .cookie-popup__content {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
        gap: 2rem;
    }

    .cookie-popup__text {
        font-size: 1rem;
    }
}

/* ======== 5.2 POLICY PAGES (privacy.html, terms.html etc.) ======== */

/* Ми використовуємо ті ж хедер і футер, що і на index.html. 
   Цей CSS стилізує тільки <main> на цих сторінках. */

.pages {
    padding: 3rem 0;
    background-color: var(--white);
    min-height: 60vh; /* Щоб футер не прилипав до хедера */
}

.pages .container {
    max-width: 800px; /* Вузький контейнер для читабельності */
}

.pages h1 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
    border-bottom: 2px solid var(--secondary-color);
    padding-bottom: 1rem;
}

.pages h2 {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-top: 2.5rem;
    margin-bottom: 1rem;
}

.pages p {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-color);
    margin-bottom: 1.5rem;
}

.pages ul {
    list-style-type: disc;
    padding-left: 2rem;
    margin-bottom: 1.5rem;
}

.pages li {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-color);
    margin-bottom: 0.75rem;
}

.pages strong {
    font-weight: 600;
    color: var(--primary-color);
}

.pages a {
    color: var(--secondary-color);
    font-weight: 500;
    text-decoration: underline;
    transition: color 0.3s ease;
}

.pages a:hover {
    color: var(--primary-color);
}